788497 has 2 divisors, whose sum is σ = 788498. Its totient is φ = 788496.

The previous prime is 788479. The next prime is 788521. The reversal of 788497 is 794887.

Together with previous prime (788479) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 591361 + 197136 = 769^2 + 444^2 .

It is an emirp because it is prime and its reverse (794887) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 788497 - 2⁷ = 788369 is a prime.

It is not a weakly prime, because it can be changed into another prime (788467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394248 + 394249.

It is an arithmetic number, because the mean of its divisors is an integer number (394249).

2⁷⁸⁸⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

788497 is a deficient number, since it is larger than the sum of its proper divisors (1).

788497 is an equidigital number, since it uses as much as digits as its factorization.

788497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 43.

The square root of 788497 is about 887.9735356417. The cubic root of 788497 is about 92.3846919663.

The spelling of 788497 in words is "seven hundred eighty-eight thousand, four hundred ninety-seven".